Step flashing step flashing redirects the water back onto the shingle.
Install flashing rolled roofing.
Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o c.
Reinstall lead flashing mechanically fastening it to decking.
Install an asphalt roll surface with polymer bituminous flashing on a low pitched but not flat roof.
You can install roll roofing on your own but it goes more smoothly with a helper so grab a friend and get started.
Remove flashing and install a layer of roof cement within the marks.
Install a lead flashing mark edges of flashing on the new roof.
Lay it from the bottom of the roof to the top ensuring 4 inches of overlap at each base line.
Set it in a bed of roofing cement smooth out any creases and drive nails near the edges.
Install drip edge flashings roofing felt and wsu if needed.
Prepare roof edges cant strips.
An underlayment of felt roofing is optional.
Install the rolled roofing first making sure it is cut tight to the plumbing vent.
Flat roof installation.
You can install metal valley flashing but it is common to simply apply an 18 inch wide strip of roll roofing instead.
While this flashing is self adhesive it is.
You will need 1 10 gallon of lap not mastic cement for every roll and 2 pounds of roofing nails for every square.
Attach drip edge along the edge of the roof with roofing cement.
Install a drip edge around the perimeter of the roof.
Water can accumulate in the roofing or flashing on a flat roof causing ponding that will eventually result in rotted underlayment and a roof leak.
The roofing should overhang the eaves by inch except where you install drip edge flashing on top of the roofing along the rake edge.
How to install polymer bituminous flashing.
In roofing one square equals 100 square feet.
How to install roof flashing against a wall.
Provide 6 inches of overlap under each side of the flashing.
This aluminum flashing protects the edges of the roof sheathing from water.
On this video i showed you how to prepare a basic flat roof step by step hope you learn something and.
Even if one piece of step flashing fails the flashing and shingle below it start the process over again.
Install roll roofing measure 35 inches up from the eaves at several intervals along the roof and mark them.
Cut the sections of flashing with tin snips as needed and nail.
Do not use the eaves as a guide instead because they can be uneven.
